National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Overcast

69°F

21°C

Humidity 78%
Wind Speed N 7 mph
Barometer 30.04 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 22 Jun 6:15 pm CDT
Extended Forecast for

Prairie du Rocher IL

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 60. North wind 5 to 8 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 82. Light northeast wind.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Increasing clouds, with a low around 62. Light and variable wind.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 60. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Light northeast wind.
Tuesday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 62. Light and variable wind.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 30%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prairie du Rocher IL
 38.08°N 90.09°W (Elev. 397 ft)
Last Update:
6:16 pm CDT Jun 22, 2026
Forecast Valid:
6pm CDT Jun 22, 2026-6pm CDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation